Sam et al, At least in the Australian context there are regulatory requirements to report in "Standard" units only. So reporting the same result in multiple different units is not possible. What the standard units are, will vary across different realms
Regards Vince Dr Vincent McCauley ----- Original Message ----- From: "Sam Heard" <sam.he...@bigpond.com> To: "Bhupinder Singh" <bobdog at sancharnet.in>; "Openehr-Technical" <openehr-technical at openehr.org> Sent: Friday, October 24, 2003 11:35 Subject: RE: Pathology requirements UNITS > Bhupinder > > This is an interesting idea...but it raises issues as you have to have > normal ranges for each of these. I do not see why the results could not be > duplicated in multiple units is required - at present we do not have the > ability to add multiple values to a single element apart from as reference > ranges. > > What do others think? I think Labs will probably push back on this one. > > Sam > > > -----Original Message----- > > From: owner-openehr-technical at openehr.org > > [mailto:owner-openehr-technical at openehr.org]On Behalf Of Bhupinder Singh > > Sent: Thursday, 23 October 2003 1:30 PM > > To: Sam Heard; Openehr-Technical > > Subject: Re: Pathology requirements UNITS > > > > > > Can we not work on a UNITS module where a test can be attached to a number > > of units where the conversion is not available. A clinician does > > not want to > > have to relearn the unit for the convenience of the application. > > > > Bhupinder > > > > > > > > ----- Original Message ----- > > From: "Sam Heard" <sam.heard at bigpond.com> > > To: "Openehr-Technical" <openehr-technical at openehr.org> > > Sent: Wednesday, October 22, 2003 4:02 PM > > Subject: Pathology requirements UNITS > > > > > > > UNITS > > > > > > There are a lot of units out there - it has been our idea to build a > > > constraint model on units based on the property being measured. A good > > > example is frequency can be '/{time unit}' (e.g. /min, /hr, /s) or 'Hz '. > > It > > > is hoped that we can translate from one to the other as much as possible > > on > > > this basis. > > > > > > It has come to my attention just how many units are out there and that > > some > > > units are not translatable to another unit even when the property is the > > > same without further information. The best known example is gm percent - > > > which is the same as gm/100ml or gm/dl. This is a concentration > > but it is > > > not possible to know the amount of substance (moles) without knowing the > > > molecular weight of the substance. This means we will have to have units > > > available in a property that are not translatable. We could > > separate these > > > to MASS CONCENTRATION and CONCENTRATION as some have done - but I think > > > clinicians will want to choose from as small as list as possible. > > > > > > We need some work done in this area and there are a number of documents > > > available to get this as tidy as we can. > > > > > > Cheers, Sam > > > ____________________________________________ > > > Dr Sam Heard > > > Ocean Informatics, openEHR > > > Co-Chair, EHR-SIG, HL7 > > > Chair EHR IT-14-9-2, Standards Australia > > > Hon. Senior Research Fellow, UCL, London > > > > > > 105 Rapid Creek Rd > > > Rapid Creek NT 0810 > > > > > > Ph: +61 417 838 808 > > > > > > sam.heard at bigpond.com > > > > > > www.openEHR.org > > > www.HL7.org > > > __________________________________________ > > > > > > - > > > If you have any questions about using this list, > > > please send a message to d.lloyd at openehr.org > > > > > > > - > > If you have any questions about using this list, > > please send a message to d.lloyd at openehr.org > > > > - > If you have any questions about using this list, > please send a message to d.lloyd at openehr.org > > - If you have any questions about using this list, please send a message to d.lloyd at openehr.org
